mirror of
https://github.com/osm-search/Nominatim.git
synced 2024-11-24 06:22:08 +03:00
938 lines
34 KiB
PHP
938 lines
34 KiB
PHP
<?php
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namespace Nominatim;
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/**
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* Operators describing special searches.
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*/
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abstract class Operator
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{
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/// No operator selected.
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const NONE = 0;
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/// Search for POI of the given type.
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const TYPE = 1;
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/// Search for POIs near the given place.
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const NEAR = 2;
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/// Search for POIS in the given place.
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const IN = 3;
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/// Search for POIS named as given.
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const NAME = 4;
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/// Search for postcodes.
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const POSTCODE = 5;
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private $aConstantNames = null;
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public static function toString($iOperator)
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{
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if ($iOperator == Operator::NONE) {
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return '';
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}
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if ($aConstantNames === null) {
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$oReflector = new \ReflectionClass ('Nominatim\Operator');
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$aConstants = $oReflector->getConstants();
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$aConstantNames = array();
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foreach ($aConstants as $sName => $iValue) {
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$aConstantNames[$iValue] = $sName;
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}
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}
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return $aConstantNames[$iOperator];
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}
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}
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/**
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* Description of a single interpretation of a search query.
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*/
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class SearchDescription
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{
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/// Ranking how well the description fits the query.
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private $iSearchRank = 0;
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/// Country code of country the result must belong to.
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private $sCountryCode = '';
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/// List of word ids making up the name of the object.
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private $aName = array();
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/// List of word ids making up the address of the object.
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private $aAddress = array();
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/// Subset of word ids of full words making up the address.
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private $aFullNameAddress = array();
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/// List of word ids that appear in the name but should be ignored.
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private $aNameNonSearch = array();
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/// List of word ids that appear in the address but should be ignored.
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private $aAddressNonSearch = array();
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/// Kind of search for special searches, see Nominatim::Operator.
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private $iOperator = Operator::NONE;
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/// Class of special feature to search for.
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private $sClass = '';
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/// Type of special feature to search for.
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private $sType = '';
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/// Housenumber of the object.
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private $sHouseNumber = '';
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/// Postcode for the object.
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private $sPostcode = '';
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/// Geographic search area.
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private $oNearPoint = false;
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// Temporary values used while creating the search description.
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/// Index of phrase currently processed
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private $iNamePhrase = -1;
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public function getRank()
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{
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return $this->iSearchRank;
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}
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public function addToRank($iAddRank)
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{
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$this->iSearchRank += $iAddRank;
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return $this->iSearchRank;
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}
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public function getPostCode()
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{
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return $this->sPostcode;
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}
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/**
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* Set the geographic search radius.
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*/
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public function setNear(&$oNearPoint)
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{
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$this->oNearPoint = $oNearPoint;
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}
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public function setPoiSearch($iOperator, $sClass, $sType)
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{
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$this->iOperator = $iOperator;
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$this->sClass = $sClass;
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$this->sType = $sType;
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}
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/**
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* Check if name or address for the search are specified.
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*/
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public function isNamedSearch()
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{
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return sizeof($this->aName) > 0 || sizeof($this->aAddress) > 0;
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}
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/**
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* Check if only a country is requested.
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*/
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public function isCountrySearch()
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{
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return $this->sCountryCode && sizeof($this->aName) == 0
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&& !$this->iOperator && !$this->oNearPoint;
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}
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/**
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* Check if a search near a geographic location is requested.
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*/
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public function isNearSearch()
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{
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return (bool) $this->oNearPoint;
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}
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public function isPoiSearch()
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{
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return (bool) $this->sClass;
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}
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public function looksLikeFullAddress()
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{
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return sizeof($this->aName)
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&& (sizeof($this->aAddress || $this->sCountryCode))
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&& preg_match('/[0-9]+/', $this->sHouseNumber);
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}
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public function isOperator($iType)
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{
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return $this->iOperator == $iType;
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}
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public function hasHouseNumber()
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{
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return (bool) $this->sHouseNumber;
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}
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private function poiTable()
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{
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return 'place_classtype_'.$this->sClass.'_'.$this->sType;
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}
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public function countryCodeSQL($sVar, $sCountryList)
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{
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if ($this->sCountryCode) {
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return $sVar.' = \''.$this->sCountryCode."'";
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}
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if ($sCountryList) {
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return $sVar.' in ('.$sCountryList.')';
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}
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return '';
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}
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public function hasOperator()
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{
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return $this->iOperator != Operator::NONE;
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}
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/**
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* Extract special terms from the query, amend the search
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* and return the shortended query.
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*
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* Only the first special term found will be used but all will
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* be removed from the query.
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*/
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public function extractKeyValuePairs($sQuery)
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{
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// Search for terms of kind [<key>=<value>].
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preg_match_all(
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'/\\[([\\w_]*)=([\\w_]*)\\]/',
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$sQuery,
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$aSpecialTermsRaw,
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PREG_SET_ORDER
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);
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foreach ($aSpecialTermsRaw as $aTerm) {
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$sQuery = str_replace($aTerm[0], ' ', $sQuery);
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if (!$this->hasOperator()) {
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$this->setPoiSearch(Operator::TYPE, $aTerm[1], $aTerm[2]);
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}
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}
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return $sQuery;
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}
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public function isValidSearch(&$aCountryCodes)
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{
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if (!sizeof($this->aName)) {
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if ($this->sHouseNumber) {
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return false;
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}
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}
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if ($aCountryCodes
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&& $this->sCountryCode
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&& !in_array($this->sCountryCode, $aCountryCodes)
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) {
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return false;
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}
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return true;
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}
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/////////// Search building functions
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public function extendWithFullTerm($aSearchTerm, $bWordInQuery, $bHasPartial, $sPhraseType, $bFirstToken, $bFirstPhrase, $bLastToken, &$iGlobalRank)
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{
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$aNewSearches = array();
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if (($sPhraseType == '' || $sPhraseType == 'country')
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&& !empty($aSearchTerm['country_code'])
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&& $aSearchTerm['country_code'] != '0'
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) {
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if (!$this->sCountryCode) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->sCountryCode = $aSearchTerm['country_code'];
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// Country is almost always at the end of the string
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// - increase score for finding it anywhere else (optimisation)
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if (!$bLastToken) {
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$oSearch->iSearchRank += 5;
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}
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$aNewSearches[] = $oSearch;
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// If it is at the beginning, we can be almost sure that
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// the terms are in the wrong order. Increase score for all searches.
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if ($bFirstToken) {
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$iGlobalRank++;
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}
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}
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} elseif (($sPhraseType == '' || $sPhraseType == 'postalcode')
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&& $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'postcode'
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) {
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// We need to try the case where the postal code is the primary element
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// (i.e. no way to tell if it is (postalcode, city) OR (city, postalcode)
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// so try both.
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if (!$this->sPostcode && $bWordInQuery) {
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// If we have structured search or this is the first term,
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// make the postcode the primary search element.
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if ($this->iOperator == Operator::NONE
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&& ($sPhraseType == 'postalcode' || $bFirstToken)
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) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->iOperator = Operator::POSTCODE;
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$oSearch->aAddress = array_merge($this->aAddress, $this->aName);
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$oSearch->aName =
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array($aSearchTerm['word_id'] => $aSearchTerm['word']);
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$aNewSearches[] = $oSearch;
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}
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// If we have a structured search or this is not the first term,
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// add the postcode as an addendum.
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if ($this->iOperator != Operator::POSTCODE
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&& ($sPhraseType == 'postalcode' || sizeof($this->aName))
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) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->sPostcode = $aSearchTerm['word'];
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$aNewSearches[] = $oSearch;
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}
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}
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} elseif (($sPhraseType == '' || $sPhraseType == 'street')
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&& $aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house'
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) {
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if (!$this->sHouseNumber && $this->iOperator != Operator::POSTCODE) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->sHouseNumber = trim($aSearchTerm['word_token']);
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// sanity check: if the housenumber is not mainly made
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// up of numbers, add a penalty
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if (preg_match_all("/[^0-9]/", $oSearch->sHouseNumber, $aMatches) > 2) {
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$oSearch->iSearchRank++;
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}
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// also must not appear in the middle of the address
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if (sizeof($this->aAddress) || sizeof($this->aAddressNonSearch)) {
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$oSearch->iSearchRank++;
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}
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$aNewSearches[] = $oSearch;
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}
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} elseif ($sPhraseType == ''
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&& $aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null
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) {
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// require a normalized exact match of the term
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// if we have the normalizer version of the query
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// available
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if ($this->iOperator == Operator::NONE
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&& (isset($aSearchTerm['word']) && $aSearchTerm['word'])
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&& $bWordInQuery
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) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$iOp = Operator::NEAR; // near == in for the moment
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if ($aSearchTerm['operator'] == '') {
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if (sizeof($this->aName)) {
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$iOp = Operator::NAME;
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}
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$oSearch->iSearchRank += 2;
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}
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$oSearch->setPoiSearch($iOp, $aSearchTerm['class'], $aSearchTerm['type']);
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$aNewWordsetSearches[] = $oSearch;
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}
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} elseif (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id']) {
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$iWordID = $aSearchTerm['word_id'];
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if (sizeof($this->aName)) {
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if (($sPhraseType == '' || !$bFirstPhrase)
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&& $sPhraseType != 'country'
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&& !$bHasPartial
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) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->aAddress[$iWordID] = $iWordID;
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$aNewSearches[] = $oSearch;
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}
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else {
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$this->aFullNameAddress[$iWordID] = $iWordID;
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}
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} else {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->aName = array($iWordID => $iWordID);
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$aNewSearches[] = $oSearch;
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}
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}
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return $aNewSearches;
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}
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public function extendWithPartialTerm($aSearchTerm, $bStructuredPhrases, $iPhrase, &$aWordFrequencyScores, $aFullTokens)
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{
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// Only allow name terms.
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if (!(isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])) {
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return array();
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}
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$aNewSearches = array();
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$iWordID = $aSearchTerm['word_id'];
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if ((!$bStructuredPhrases || $iPhrase > 0)
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&& sizeof($this->aName)
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&& strpos($aSearchTerm['word_token'], ' ') === false
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) {
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if ($aWordFrequencyScores[$iWordID] < CONST_Max_Word_Frequency) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->aAddress[$iWordID] = $iWordID;
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$aNewSearches[] = $oSearch;
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} else {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->aAddressNonSearch[$iWordID] = $iWordID;
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if (preg_match('#^[0-9]+$#', $aSearchTerm['word_token'])) {
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$oSearch->iSearchRank += 2;
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}
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if (sizeof($aFullTokens)) {
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$oSearch->iSearchRank++;
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}
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$aNewSearches[] = $oSearch;
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// revert to the token version?
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foreach ($aFullTokens as $aSearchTermToken) {
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if (empty($aSearchTermToken['country_code'])
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&& empty($aSearchTermToken['lat'])
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&& empty($aSearchTermToken['class'])
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) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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$oSearch->aAddress[$aSearchTermToken['word_id']] = $aSearchTermToken['word_id'];
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$aNewSearches[] = $oSearch;
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}
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}
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}
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}
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if ((!$this->sPostcode && !$this->aAddress && !$this->aAddressNonSearch)
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&& (!sizeof($this->aName) || $this->iNamePhrase == $iPhrase)
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) {
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$oSearch = clone $this;
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$oSearch->iSearchRank++;
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if (!sizeof($this->aName)) {
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$oSearch->iSearchRank += 1;
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}
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if (preg_match('#^[0-9]+$#', $aSearchTerm['word_token'])) {
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$oSearch->iSearchRank += 2;
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}
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if ($aWordFrequencyScores[$iWordID] < CONST_Max_Word_Frequency) {
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$oSearch->aName[$iWordID] = $iWordID;
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} else {
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$oSearch->aNameNonSearch[$iWordID] = $iWordID;
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}
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$oSearch->iNamePhrase = $iPhrase;
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$aNewSearches[] = $oSearch;
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}
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return $aNewSearches;
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}
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/////////// Query functions
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public function queryCountry(&$oDB, $sViewboxSQL)
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{
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$sSQL = 'SELECT place_id FROM placex ';
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$sSQL .= "WHERE country_code='".$this->sCountryCode."'";
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$sSQL .= ' AND rank_search = 4';
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if ($sViewboxSQL) {
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$sSQL .= " AND ST_Intersects($sViewboxSQL, geometry)";
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}
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$sSQL .= " ORDER BY st_area(geometry) DESC LIMIT 1";
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if (CONST_Debug) var_dump($sSQL);
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return chksql($oDB->getCol($sSQL));
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}
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public function queryNearbyPoi(&$oDB, $sCountryList, $sViewboxSQL, $sViewboxCentreSQL, $sExcludeSQL, $iLimit)
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{
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if (!$this->sClass) {
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return array();
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}
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$sPoiTable = $this->poiTable();
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$sSQL = 'SELECT count(*) FROM pg_tables WHERE tablename = \''.$sPoiTable."'";
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if (chksql($oDB->getOne($sSQL))) {
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$sSQL = 'SELECT place_id FROM '.$sPoiTable.' ct';
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if ($sCountryList) {
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$sSQL .= ' JOIN placex USING (place_id)';
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}
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if ($this->oNearPoint) {
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$sSQL .= ' WHERE '.$this->oNearPoint->withinSQL('ct.centroid');
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} else {
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$sSQL .= " WHERE ST_Contains($sViewboxSQL, ct.centroid)";
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}
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if ($sCountryList) {
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$sSQL .= " AND country_code in ($sCountryList)";
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}
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if ($sExcludeSQL) {
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$sSQL .= ' AND place_id not in ('.$sExcludeSQL.')';
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}
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if ($sViewboxCentreSQL) {
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$sSQL .= " ORDER BY ST_Distance($sViewboxCentreSQL, ct.centroid) ASC";
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} elseif ($this->oNearPoint) {
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$sSQL .= ' ORDER BY '.$this->oNearPoint->distanceSQL('ct.centroid').' ASC';
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}
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$sSQL .= " limit $iLimit";
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if (CONST_Debug) var_dump($sSQL);
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return chksql($oDB->getCol($sSQL));
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}
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if ($this->oNearPoint) {
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$sSQL = 'SELECT place_id FROM placex WHERE ';
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$sSQL .= 'class=\''.$this->sClass."' and type='".$this->sType."'";
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$sSQL .= ' AND '.$this->oNearPoint->withinSQL('geometry');
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$sSQL .= ' AND linked_place_id is null';
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if ($sCountryList) {
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$sSQL .= " AND country_code in ($sCountryList)";
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}
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$sSQL .= ' ORDER BY '.$this->oNearPoint->distanceSQL('centroid')." ASC";
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$sSQL .= " LIMIT $iLimit";
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if (CONST_Debug) var_dump($sSQL);
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return chksql($oDB->getCol($sSQL));
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}
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return array();
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}
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public function queryPostcode(&$oDB, $sCountryList, $iLimit)
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{
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$sSQL = 'SELECT p.place_id FROM location_postcode p ';
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if (sizeof($this->aAddress)) {
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$sSQL .= ', search_name s ';
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$sSQL .= 'WHERE s.place_id = p.parent_place_id ';
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$sSQL .= 'AND array_cat(s.nameaddress_vector, s.name_vector)';
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$sSQL .= ' @> '.getArraySQL($this->aAddress).' AND ';
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} else {
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$sSQL .= 'WHERE ';
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}
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$sSQL .= "p.postcode = '".pg_escape_string(reset($this->$aName))."'";
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$sCountryTerm = $this->countryCodeSQL('p.country_code', $sCountryList);
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if ($sCountryTerm) {
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$sSQL .= ' AND '.$sCountyTerm;
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}
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$sSQL .= " LIMIT $iLimit";
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if (CONST_Debug) var_dump($sSQL);
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return chksql($oDB->getCol($sSQL));
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}
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public function queryNamedPlace(&$oDB, $aWordFrequencyScores, $sCountryList, $iMinAddressRank, $iMaxAddressRank, $sExcludeSQL, $sViewboxSmall, $sViewboxLarge, $iLimit)
|
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{
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$aTerms = array();
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$aOrder = array();
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if ($this->sHouseNumber && sizeof($this->aAddress)) {
|
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$sHouseNumberRegex = '\\\\m'.$this->sHouseNumber.'\\\\M';
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$aOrder[] = ' (';
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$aOrder[0] .= 'EXISTS(';
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$aOrder[0] .= ' SELECT place_id';
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$aOrder[0] .= ' FROM placex';
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$aOrder[0] .= ' WHERE parent_place_id = search_name.place_id';
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$aOrder[0] .= " AND transliteration(housenumber) ~* E'".$sHouseNumberRegex."'";
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$aOrder[0] .= ' LIMIT 1';
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$aOrder[0] .= ') ';
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// also housenumbers from interpolation lines table are needed
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if (preg_match('/[0-9]+/', $this->sHouseNumber)) {
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$iHouseNumber = intval($this->sHouseNumber);
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$aOrder[0] .= 'OR EXISTS(';
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$aOrder[0] .= ' SELECT place_id ';
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$aOrder[0] .= ' FROM location_property_osmline ';
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$aOrder[0] .= ' WHERE parent_place_id = search_name.place_id';
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$aOrder[0] .= ' AND startnumber is not NULL';
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$aOrder[0] .= ' AND '.$iHouseNumber.'>=startnumber ';
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$aOrder[0] .= ' AND '.$iHouseNumber.'<=endnumber ';
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$aOrder[0] .= ' LIMIT 1';
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$aOrder[0] .= ')';
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}
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$aOrder[0] .= ') DESC';
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}
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if (sizeof($this->aName)) {
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$aTerms[] = 'name_vector @> '.getArraySQL($this->aName);
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}
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if (sizeof($this->aAddress)) {
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// For infrequent name terms disable index usage for address
|
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if (CONST_Search_NameOnlySearchFrequencyThreshold
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&& sizeof($this->aName) == 1
|
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&& $aWordFrequencyScores[$this->aName[reset($this->aName)]]
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< CONST_Search_NameOnlySearchFrequencyThreshold
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) {
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$aTerms[] = 'array_cat(nameaddress_vector,ARRAY[]::integer[]) @> '.getArraySQL($this->aAddress);
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} else {
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$aTerms[] = 'nameaddress_vector @> '.getArraySQL($this->aAddress);
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}
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}
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$sCountryTerm = $this->countryCodeSQL('country_code', $sCountryList);
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if ($sCountryTerm) {
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$aTerms[] = $sCountryTerm;
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}
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if ($this->sHouseNumber) {
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$aTerms[] = "address_rank between 16 and 27";
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} elseif (!$this->sClass || $this->iOperator == Operator::NAME) {
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if ($iMinAddressRank > 0) {
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$aTerms[] = "address_rank >= ".$iMinAddressRank;
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}
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if ($iMaxAddressRank < 30) {
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$aTerms[] = "address_rank <= ".$iMaxAddressRank;
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}
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}
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if ($this->oNearPoint) {
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$aTerms[] = $this->oNearPoint->withinSQL('centroid');
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$aOrder[] = $this->oNearPoint->distanceSQL('centroid');
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} elseif ($this->sPostcode) {
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if (!sizeof($this->aAddress)) {
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$aTerms[] = "EXISTS(SELECT place_id FROM location_postcode p WHERE p.postcode = '".$this->sPostcode."' AND ST_DWithin(search_name.centroid, p.geometry, 0.1))";
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} else {
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$aOrder[] = "(SELECT min(ST_Distance(search_name.centroid, p.geometry)) FROM location_postcode p WHERE p.postcode = '".$this->sPostcode."')";
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}
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}
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if ($sExcludeSQL) {
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$aTerms[] = 'place_id not in ('.$sExcludeSQL.')';
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}
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if ($sViewboxSmall) {
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$aTerms[] = 'centroid && '.$sViewboxSmall;
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}
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if ($this->oNearPoint) {
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$aOrder[] = $this->oNearPoint->distanceSQL('centroid');
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}
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if ($this->sHouseNumber) {
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$sImportanceSQL = '- abs(26 - address_rank) + 3';
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} else {
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$sImportanceSQL = '(CASE WHEN importance = 0 OR importance IS NULL THEN 0.75-(search_rank::float/40) ELSE importance END)';
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}
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if ($sViewboxSmall) {
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$sImportanceSQL .= " * CASE WHEN ST_Contains($sViewboxSmall, centroid) THEN 1 ELSE 0.5 END";
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}
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if ($sViewboxLarge) {
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$sImportanceSQL .= " * CASE WHEN ST_Contains($sViewboxLarge, centroid) THEN 1 ELSE 0.5 END";
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}
|
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$aOrder[] = "$sImportanceSQL DESC";
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|
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|
if (sizeof($this->aFullNameAddress)) {
|
|
$sExactMatchSQL = ' ( ';
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$sExactMatchSQL .= ' SELECT count(*) FROM ( ';
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|
$sExactMatchSQL .= ' SELECT unnest('.getArraySQL($this->aFullNameAddress).')';
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|
$sExactMatchSQL .= ' INTERSECT ';
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|
$sExactMatchSQL .= ' SELECT unnest(nameaddress_vector)';
|
|
$sExactMatchSQL .= ' ) s';
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|
$sExactMatchSQL .= ') as exactmatch';
|
|
$aOrder[] = 'exactmatch DESC';
|
|
} else {
|
|
$sExactMatchSQL = '0::int as exactmatch';
|
|
}
|
|
|
|
if ($this->sHouseNumber || $this->sClass) {
|
|
$iLimit = 20;
|
|
}
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|
|
|
if (sizeof($aTerms)) {
|
|
$sSQL = 'SELECT place_id,'.$sExactMatchSQL;
|
|
$sSQL .= ' FROM search_name';
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|
$sSQL .= ' WHERE '.join(' and ', $aTerms);
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|
$sSQL .= ' ORDER BY '.join(', ', $aOrder);
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|
$sSQL .= ' LIMIT '.$iLimit;
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|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
return chksql(
|
|
$oDB->getAll($sSQL),
|
|
"Could not get places for search terms."
|
|
);
|
|
}
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|
|
return array();
|
|
}
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|
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public function queryHouseNumber(&$oDB, $aRoadPlaceIDs, $sExcludeSQL, $iLimit)
|
|
{
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|
$sPlaceIDs = join(',', $aRoadPlaceIDs);
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|
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|
$sHouseNumberRegex = '\\\\m'.$this->sHouseNumber.'\\\\M';
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|
$sSQL = 'SELECT place_id FROM placex ';
|
|
$sSQL .= 'WHERE parent_place_id in ('.$sPlaceIDs.')';
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|
$sSQL .= " AND transliteration(housenumber) ~* E'".$sHouseNumberRegex."'";
|
|
if ($sExcludeSQL) {
|
|
$sSQL .= ' AND place_id not in ('.$sExcludeSQL.')';
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|
}
|
|
$sSQL .= " LIMIT $iLimit";
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|
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|
if (CONST_Debug) var_dump($sSQL);
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|
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|
$aPlaceIDs = chksql($oDB->getCol($sSQL));
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|
|
if (sizeof($aPlaceIDs)) {
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return array('aPlaceIDs' => $aPlaceIDs, 'iHouseNumber' => -1);
|
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}
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|
$bIsIntHouseNumber= (bool) preg_match('/[0-9]+/', $this->sHouseNumber);
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|
$iHousenumber = intval($this->sHouseNumber);
|
|
if ($bIsIntHouseNumber) {
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|
// if nothing found, search in the interpolation line table
|
|
$sSQL = 'SELECT distinct place_id FROM location_property_osmline';
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|
$sSQL .= ' WHERE startnumber is not NULL';
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$sSQL .= ' AND parent_place_id in ('.$sPlaceIDs.') AND (';
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|
if ($iHousenumber % 2 == 0) {
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|
// If housenumber is even, look for housenumber in streets
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|
// with interpolationtype even or all.
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|
$sSQL .= "interpolationtype='even'";
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|
} else {
|
|
// Else look for housenumber with interpolationtype odd or all.
|
|
$sSQL .= "interpolationtype='odd'";
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|
}
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|
$sSQL .= " or interpolationtype='all') and ";
|
|
$sSQL .= $iHousenumber.">=startnumber and ";
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|
$sSQL .= $iHousenumber."<=endnumber";
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|
if ($sExcludeSQL) {
|
|
$sSQL .= ' AND place_id not in ('.$sExcludeSQL.')';
|
|
}
|
|
$sSQL .= " limit $iLimit";
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|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
$aPlaceIDs = chksql($oDB->getCol($sSQL, 0));
|
|
|
|
if (sizeof($aPlaceIDs)) {
|
|
return array('aPlaceIDs' => $aPlaceIDs, 'iHouseNumber' => $iHousenumber);
|
|
}
|
|
}
|
|
|
|
// If nothing found try the aux fallback table
|
|
if (CONST_Use_Aux_Location_data) {
|
|
$sSQL = 'SELECT place_id FROM location_property_aux';
|
|
$sSQL .= ' WHERE parent_place_id in ('.$sPlaceIDs.')';
|
|
$sSQL .= " AND housenumber = '".$this->sHouseNumber."'";
|
|
if ($sExcludeSQL) {
|
|
$sSQL .= " AND place_id not in ($sExcludeSQL)";
|
|
}
|
|
$sSQL .= " limit $iLimit";
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
$aPlaceIDs = chksql($oDB->getCol($sSQL));
|
|
|
|
if (sizeof($aPlaceIDs)) {
|
|
return array('aPlaceIDs' => $aPlaceIDs, 'iHouseNumber' => -1);
|
|
}
|
|
}
|
|
|
|
// If nothing found then search in Tiger data (location_property_tiger)
|
|
if (CONST_Use_US_Tiger_Data && $bIsIntHouseNumber) {
|
|
$sSQL = 'SELECT distinct place_id FROM location_property_tiger';
|
|
$sSQL .= ' WHERE parent_place_id in ('.$sPlaceIDs.') and (';
|
|
if ($iHousenumber % 2 == 0) {
|
|
$sSQL .= "interpolationtype='even'";
|
|
} else {
|
|
$sSQL .= "interpolationtype='odd'";
|
|
}
|
|
$sSQL .= " or interpolationtype='all') and ";
|
|
$sSQL .= $iHousenumber.">=startnumber and ";
|
|
$sSQL .= $iHousenumber."<=endnumber";
|
|
|
|
if ($sExcludeSQL) {
|
|
$sSQL .= ' AND place_id not in ('.$sExcludeSQL.')';
|
|
}
|
|
$sSQL .= " limit $iLimit";
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
$aPlaceIDs = chksql($oDB->getCol($sSQL, 0));
|
|
|
|
if (sizeof($aPlaceIDs)) {
|
|
return array('aPlaceIDs' => $aPlaceIDs, 'iHouseNumber' => $iHousenumber);
|
|
}
|
|
}
|
|
|
|
return array();
|
|
}
|
|
|
|
|
|
public function queryPoiByOperator(&$oDB, $aParentIDs, $sExcludeSQL, $iLimit)
|
|
{
|
|
$sPlaceIDs = join(',', $aParentIDs);
|
|
$aClassPlaceIDs = array();
|
|
|
|
if ($this->iOperator == Operator::TYPE || $this->iOperator == Operator::NAME) {
|
|
// If they were searching for a named class (i.e. 'Kings Head pub')
|
|
// then we might have an extra match
|
|
$sSQL = 'SELECT place_id FROM placex ';
|
|
$sSQL .= " WHERE place_id in ($sPlaceIDs)";
|
|
$sSQL .= " AND class='".$this->sClass."' ";
|
|
$sSQL .= " AND type='".$this->sType."'";
|
|
$sSQL .= " AND linked_place_id is null";
|
|
$sSQL .= " ORDER BY rank_search ASC ";
|
|
$sSQL .= " LIMIT $iLimit";
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
$aClassPlaceIDs = chksql($oDB->getCol($sSQL));
|
|
}
|
|
|
|
// NEAR and IN are handled the same
|
|
if ($this->iOperator == Operator::TYPE || $this->iOperator == Operator::NEAR) {
|
|
$sClassTable = $this->poiTable();
|
|
$sSQL = "SELECT count(*) FROM pg_tables WHERE tablename = '$sClassTable'";
|
|
$bCacheTable = (bool) chksql($oDB->getOne($sSQL));
|
|
|
|
$sSQL = "SELECT min(rank_search) FROM placex WHERE place_id in ($sPlaceIDs)";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$iMaxRank = (int)chksql($oDB->getOne($sSQL));
|
|
|
|
// For state / country level searches the normal radius search doesn't work very well
|
|
$sPlaceGeom = false;
|
|
if ($iMaxRank < 9 && $bCacheTable) {
|
|
// Try and get a polygon to search in instead
|
|
$sSQL = 'SELECT geometry FROM placex';
|
|
$sSQL .= " WHERE place_id in ($sPlaceIDs)";
|
|
$sSQL .= " AND rank_search < $iMaxRank + 5";
|
|
$sSQL .= " AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')";
|
|
$sSQL .= " ORDER BY rank_search ASC ";
|
|
$sSQL .= " LIMIT 1";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$sPlaceGeom = chksql($oDB->getOne($sSQL));
|
|
}
|
|
|
|
if ($sPlaceGeom) {
|
|
$sPlaceIDs = false;
|
|
} else {
|
|
$iMaxRank += 5;
|
|
$sSQL = 'SELECT place_id FROM placex';
|
|
$sSQL .= " WHERE place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
$aPlaceIDs = chksql($oDB->getCol($sSQL));
|
|
$sPlaceIDs = join(',', $aPlaceIDs);
|
|
}
|
|
|
|
if ($sPlaceIDs || $sPlaceGeom) {
|
|
$fRange = 0.01;
|
|
if ($bCacheTable) {
|
|
// More efficient - can make the range bigger
|
|
$fRange = 0.05;
|
|
|
|
$sOrderBySQL = '';
|
|
if ($this->oNearPoint) {
|
|
$sOrderBySQL = $this->oNearPoint->distanceSQL('l.centroid');
|
|
} elseif ($sPlaceIDs) {
|
|
$sOrderBySQL = "ST_Distance(l.centroid, f.geometry)";
|
|
} elseif ($sPlaceGeom) {
|
|
$sOrderBySQL = "ST_Distance(st_centroid('".$sPlaceGeom."'), l.centroid)";
|
|
}
|
|
|
|
$sSQL = 'SELECT distinct i.place_id';
|
|
if ($sOrderBySQL) {
|
|
$sSQL .= ', i.order_term';
|
|
}
|
|
$sSQL .= ' from (SELECT l.place_id';
|
|
if ($sOrderBySQL) {
|
|
$sSQL .= ','.$sOrderBySQL.' as order_term';
|
|
}
|
|
$sSQL .= ' from '.$sClassTable.' as l';
|
|
|
|
if ($sPlaceIDs) {
|
|
$sSQL .= ",placex as f WHERE ";
|
|
$sSQL .= "f.place_id in ($sPlaceIDs) ";
|
|
$sSQL .= " AND ST_DWithin(l.centroid, f.centroid, $fRange)";
|
|
} elseif ($sPlaceGeom) {
|
|
$sSQL .= " WHERE ST_Contains('$sPlaceGeom', l.centroid)";
|
|
}
|
|
|
|
if ($sExcludeSQL) {
|
|
$sSQL .= ' AND l.place_id not in ('.$sExcludeSQL.')';
|
|
}
|
|
$sSQL .= 'limit 300) i ';
|
|
if ($sOrderBySQL) {
|
|
$sSQL .= 'order by order_term asc';
|
|
}
|
|
$sSQL .= " limit $iLimit";
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
$aClassPlaceIDs = array_merge($aClassPlaceIDs, chksql($oDB->getCol($sSQL)));
|
|
} else {
|
|
if ($this->oNearPoint) {
|
|
$fRange = $this->oNearPoint->radius();
|
|
}
|
|
|
|
$sOrderBySQL = '';
|
|
if ($this->oNearPoint) {
|
|
$sOrderBySQL = $this->oNearPoint->distanceSQL('l.geometry');
|
|
} else {
|
|
$sOrderBySQL = "ST_Distance(l.geometry, f.geometry)";
|
|
}
|
|
|
|
$sSQL = 'SELECT distinct l.place_id';
|
|
if ($sOrderBySQL) {
|
|
$sSQL .= ','.$sOrderBySQL.' as orderterm';
|
|
}
|
|
$sSQL .= ' FROM placex as l, placex as f';
|
|
$sSQL .= " WHERE f.place_id in ($sPlaceIDs)";
|
|
$sSQL .= " AND ST_DWithin(l.geometry, f.centroid, $fRange)";
|
|
$sSQL .= " AND l.class='".$this->sClass."'";
|
|
$sSQL .= " AND l.type='".$this->sType."'";
|
|
if ($sExcludeSQL) {
|
|
$sSQL .= " AND l.place_id not in (".$sExcludeSQL.")";
|
|
}
|
|
if ($sOrderBySQL) {
|
|
$sSQL .= "ORDER BY orderterm ASC";
|
|
}
|
|
$sSQL .= " limit $iLimit";
|
|
|
|
if (CONST_Debug) var_dump($sSQL);
|
|
|
|
$aClassPlaceIDs = array_merge($aClassPlaceIDs, chksql($oDB->getCol($sSQL)));
|
|
}
|
|
}
|
|
}
|
|
|
|
return $aClassPlaceIDs;
|
|
}
|
|
|
|
|
|
/////////// Sort functions
|
|
|
|
static function bySearchRank($a, $b)
|
|
{
|
|
if ($a->iSearchRank == $b->iSearchRank) {
|
|
return $a->iOperator + strlen($a->sHouseNumber)
|
|
- $b->iOperator - strlen($b->sHouseNumber);
|
|
}
|
|
|
|
return $a->iSearchRank < $b->iSearchRank ? -1 : 1;
|
|
}
|
|
|
|
//////////// Debugging functions
|
|
|
|
function dumpAsHtmlTableRow(&$aWordIDs)
|
|
{
|
|
$kf = function($k) use (&$aWordIDs) { return $aWordIDs[$k]; };
|
|
|
|
echo "<tr>";
|
|
echo "<td>$this->iSearchRank</td>";
|
|
echo "<td>".join(', ', array_map($kf, $this->aName))."</td>";
|
|
echo "<td>".join(', ', array_map($kf, $this->aNameNonSearch))."</td>";
|
|
echo "<td>".join(', ', array_map($kf, $this->aAddress))."</td>";
|
|
echo "<td>".join(', ', array_map($kf, $this->aAddressNonSearch))."</td>";
|
|
echo "<td>".$this->sCountryCode."</td>";
|
|
echo "<td>".Operator::toString($this->iOperator)."</td>";
|
|
echo "<td>".$this->sClass."</td>";
|
|
echo "<td>".$this->sType."</td>";
|
|
echo "<td>".$this->sPostcode."</td>";
|
|
echo "<td>".$this->sHouseNumber."</td>";
|
|
|
|
if ($this->oNearPoint) {
|
|
echo "<td>".$this->oNearPoint->lat()."</td>";
|
|
echo "<td>".$this->oNearPoint->lon()."</td>";
|
|
echo "<td>".$this->oNearPoint->radius()."</td>";
|
|
} else {
|
|
echo "<td></td><td></td><td></td>";
|
|
}
|
|
|
|
echo "</tr>";
|
|
}
|
|
};
|